National Weather Service Weather Forecast Office

Snowstorms, tornadoes, and a tropical storm made for an exciting weather year.
The cover story in the most recent Texas Thunderbolt has a complete rundown of the events that shaped 2010.
The following is a brief visual summary with links to related webpages.

Numerous snow events occurred during the winter of 2009-2010, most notably the event of February 11-12 during which Dallas/ Fort Worth broke its all-time 24-hour snowfall total. The 12.5 inches at DFW Airport broke the previous record of 12.1 inches set at Greater Southwest January 15-16, 1964.

Dallas/Fort Worth
Greatest 24-Hour Snowfall Totals

Rank

Snowfall

Date

1

12.5

Feb 11-12, 2010

2

12.1

Jan 15-16, 1964

3

8.2

Jan 14-15, 1917

4
(tie)

7.5

Feb 17, 1978

7.5

Feb 25, 1924

6

6.0

Mar 13, 1924

7

5.5

Dec 9, 1898

8
(tie)

5.0

Nov 22, 1937

5.0

Jan 5, 1910

10

4.7

Nov 13, 1976

The maximum recorded during the event was near Haslet, where 14.4 inches was measured.

February 11-12, 2010 - Snowfall Totals

2009-2010 Seaonal Snowfall Totals

Dallas/Fort Worth
Snowiest Seaons

Rank

Snowfall

Season

1

17.6

1977-78

2

17.1

2009-10

3

15.3

1963-64

4

13.5

1923-24

5

10.4

1976-77

6

9.5

1909-10

7

9.2

1916-17

8

8.8

1947-48

9

8.1

1937-38

10
(tie)

7.3

1965-66

7.3

1941-42

Tropical Storm Hermine brought a deluge to the I-35 corridor September 7-8. A life was lost due to flooding in Bell County where many locations received over 11 inches from the event. There will also significant impacts in the Dallas/Fort Worth Metroplex. A flood-related death occurred in Johnson County, and over 10 inches of rain fell in south Arlington, resulting in high-water rescues.

Tropical Storm Hermine Rainfall Totals

Although only 5.75" fell at DFW Airport during the event, this is one of the highest 24-hour precipitation totals on record for the official Dallas/Fort Worth climate site.

Dallas/Fort Worth
Greatest 24-Hour Precipitation Totals

Rank

Precipitation

Date

1

9.57

Sep 4-5, 1932

2

8.81

Apr 24-25, 1922

3

7.44

Sep 20-21, 1900

4

6.99

May 23-24, 1908

5

6.03

May 16-17, 1949

6

5.91

Sep 30-Oct 1, 1959

7

5.85

Sep 3-4, 1943

8

5.75

Sep 7-8, 2010

9

5.40

Aug 17-18, 1915

10

5.34

May 16-17, 1989

Dallas Tornado (as seen from Irving Blvd.)

After the heavy rain tapered off, tornadic storms developed across North Central Texas. The above tornado was rated EF-2 after causing damage near Dallas Love Field.

Tropical Storm Hermine Tornado Tracks

One of the most prolific severe weather events of the year occurred on October 24. A strong EF-2 tornado damaged multiple homes near the town of Rice in Navarro County.